10c+10=9c+21

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Solution for 10c+10=9c+21 equation:


Simplifying
10c + 10 = 9c + 21

Reorder the terms:
10 + 10c = 9c + 21

Reorder the terms:
10 + 10c = 21 + 9c

Solving
10 + 10c = 21 + 9c

Solving for variable 'c'.

Move all terms containing c to the left, all other terms to the right.

Add '-9c' to each side of the equation.
10 + 10c + -9c = 21 + 9c + -9c

Combine like terms: 10c + -9c = 1c
10 + 1c = 21 + 9c + -9c

Combine like terms: 9c + -9c = 0
10 + 1c = 21 + 0
10 + 1c = 21

Add '-10' to each side of the equation.
10 + -10 + 1c = 21 + -10

Combine like terms: 10 + -10 = 0
0 + 1c = 21 + -10
1c = 21 + -10

Combine like terms: 21 + -10 = 11
1c = 11

Divide each side by '1'.
c = 11

Simplifying
c = 11

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